---> uname -a:
Linux prd-ubuntu1804-builder-4c-4g-9747 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:        x86_64
CPU op-mode(s):      32-bit, 64-bit
Byte Order:          Little Endian
CPU(s):              4
On-line CPU(s) list: 0-3
Thread(s) per core:  1
Core(s) per socket:  1
Socket(s):           4
NUMA node(s):        1
Vendor ID:           AuthenticAMD
CPU family:          23
Model:               49
Model name:          AMD EPYC-Rome Processor
Stepping:            0
CPU MHz:             2799.998
BogoMIPS:            5599.99
Virtualization:      AMD-V
Hypervisor vendor:   KVM
Virtualization type: full
L1d cache:           32K
L1i cache:           32K
L2 cache:            512K
L3 cache:            16384K
NUMA node0 CPU(s):   0-3
Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  680K  1.6G   1% /run
/dev/vda1        78G  8.6G   69G  12% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/vda15      105M  4.4M  100M   5% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16040         593       13006           0        2439       15121
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:65:14:d1 brd ff:ff:ff:ff:ff:ff
    inet 10.30.106.191/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86223sec preferred_lft 86223sec
    inet6 fe80::f816:3eff:fe65:14d1/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9747) 	05/11/26 	_x86_64_	(4 CPU)

22:25:11     LINUX RESTART	(4 CPU)

22:26:01          tps      rtps      wtps   bread/s   bwrtn/s
22:27:01       174.02     29.41    144.61   1439.49  19542.48
22:28:01        63.90      5.28     58.61    480.51   7724.89
Average:       118.95     17.35    101.61    959.96  13633.19

22:26:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
22:27:01     13079956  15097420   3345012     20.37     93820   2101828   1308364      7.49   1190344   1894904    121468
22:28:01     13326216  15487916   3098752     18.87     98084   2239796    847164      4.85    851024   1985944     80240
Average:     13203086  15292668   3221882     19.62     95952   2170812   1077764      6.17   1020684   1940424    100854

22:26:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
22:27:01         ens3    286.92    238.43   2907.64     53.95      0.00      0.00      0.00      0.00
22:27:01           lo      2.13      2.13      0.25      0.25      0.00      0.00      0.00      0.00
22:28:01         ens3    217.84    175.92    154.93     71.32      0.00      0.00      0.00      0.00
22:28:01           lo      4.48      4.48      0.27      0.27      0.00      0.00      0.00      0.00
Average:         ens3    252.38    207.17   1531.17     62.64      0.00      0.00      0.00      0.00
Average:           lo      3.31      3.31      0.26      0.26      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9747) 	05/11/26 	_x86_64_	(4 CPU)

22:25:11     LINUX RESTART	(4 CPU)

22:26:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
22:27:01        all     31.43      0.00      2.68      1.23      0.08     64.59
22:27:01          0     25.69      0.00      2.20      1.14      0.07     70.90
22:27:01          1     26.63      0.00      2.54      0.62      0.05     70.16
22:27:01          2     41.94      0.00      2.68      2.25      0.08     53.04
22:27:01          3     31.44      0.00      3.29      0.90      0.10     64.27
22:28:01        all     43.48      0.00      2.47      0.35      0.09     53.61
22:28:01          0     51.93      0.00      3.17      0.23      0.10     44.57
22:28:01          1     42.41      0.00      3.13      0.35      0.08     54.03
22:28:01          2     49.04      0.00      1.52      0.08      0.10     49.26
22:28:01          3     30.61      0.00      2.09      0.71      0.07     66.52
Average:        all     37.46      0.00      2.58      0.79      0.08     59.10
Average:          0     38.81      0.00      2.69      0.68      0.08     57.73
Average:          1     34.52      0.00      2.83      0.48      0.07     62.10
Average:          2     45.49      0.00      2.10      1.17      0.09     51.15
Average:          3     31.02      0.00      2.69      0.81      0.08     65.40